The ornamental design for a swimmingpoolfilteredwaterreturn fitting, as shown and described.
FIG. 1 is a right side perspective view of a swimming pool filtered water return fitting;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof; and,
FIG. 4 is a right side elevational view thereof, the left side, top and bottom views being identical.
The broken lines showing of interior details are included for the purpose of illustrating portions of the article and form no part of the claimed design.